package com.fantasy.filter;

import com.fantasy.entity.Admin;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebFilter("/admin/index.html")
public class AdminFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        HttpServletResponse response = (HttpServletResponse) servletResponse;
        HttpSession session = request.getSession();
        Admin admin = (Admin)session.getAttribute("admin");
        if (admin!=null){
            System.out.println("通过");
            filterChain.doFilter(request,response);
        }else {
            System.out.println("拦截");
            response.sendRedirect("./login.html");
        }
    }

    @Override
    public void destroy() {

    }
}
